Hand held tester



FIG. 1 is a top view of a hand held tester showing me new design;

FIG. 2 is a front view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is the opposite side view of FIG. 3 thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a rear view thereof. 

The ornamental design for a hand held tester, as shown and described. 